Physical examination showed xerosis and pigmentation on his low extremities, and the skin touched hard.皮肤科检查示双下肢皮肤干燥、僵硬伴明显色素沉着.I have a skin disorder, it destroys the pigmentation in my skin.我患有一种皮肤病，破坏了我的天然肤色。Hair and f...
午餐之后要做的清扫工作比平时略多。After lunch there was a little more clearing up to do than usual.清扫工正在打扫房间.The sweeper is cleaning the room.布满烟灰的烟囱需要合格的烟囱清扫工去清扫.A chimney filled with soot requires the services of a qualified chimney sw...